Airflow

Testo 0555 6451 Compressed Air Flow Transmitter, 1/2" Line
Model: 0555 6451

Testo 440 Air Velocity and IAQ Measuring Instrument with digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4403

Testo 0555 6452 Compressed Air Flow Transmitter, 1" Line
Model: 0555 6452

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO₂ probe
Model: 440 | Order No: 0563 4405

Testo 0555 6453 Compressed Air Flow Transmitter, 1.5" Line
Model: 0555 6453

Testo 0555 6454 Compressed Air Flow Transmitter, 2" Line
Model: 0555 6454

Testo 440 Air Velocity and IAQ Measuring Instrument with digital vane probes, ø 3.9 and 0.63"
Model: 440 | Order No: 0563 4407

Testo 400 Universal IAQ Instrument
Model: 400 | Order No: 0560 0400

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe and digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4406

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4409

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probes, ø 3.9 and 0.63"
Model: 440 | Order No: 0563 4410

Testo 400 Air Flow Kit for TAB/commissioning professionals
Model: 400 | Order No: 0563 0407

Testo 420 Air Flow Capture Hood with Bluetooth
Model: 420 | Order No: 0563 4200

This product exceeds standard shipping dimensions/weight, as such it does not qualify for free shipping. We will contact you with your shipping costs.

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO₂ probe and digital turbulence probe, 3.9"
Model: 440 | Order No: 0563 4408

Testo 400 IAQ Kit for commissioning and IAQ investigation professionals
Model: 400 | Order No: 0563 0408

Testo 420 Air Flow Hood with Bluetooth, Includes Case and NIST Certificate
Model: 420 | Order No: 400563 4200

This product exceeds standard shipping dimensions/weight, as such it does not qualify for free shipping. We will contact you with your shipping costs.

Testo 400 Combo Kit for comfort professionals in high performance buildings
Model: 400 | Order No: 0563 0409

Testo 660X Series Digital Probe

The testo 6651 rises to special challenges. Paired with the testo 660x probe series, it becomes the top choice for demanding air conditioning technology and a wide range of other applications.

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Testo 6456 Compressed air meter DN65 – 250 (2½"" – 10")

Efficiently monitor your compressed air consumption with the testo 6456 compressed air meter. Use it to detect leaks and track usage, allowing for better transparency and cost reduction. It's especially useful for large-diameter pipes (DN65-250).

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Testo 6457 Compressed air meter DN65 – 250 (2½"" – 10")

Monitor your compressed air consumption with precision using the testo 6457 compressed air meter. It helps detect leaks and allocate consumption, providing transparency and reducing costs. Ideal for large-diameter pipes (DN65-250).

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